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Finding the Fourth Proportional to 1,074,895.87, 1,483,311.82 and 584,867.40

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Solution

The fourth proportional to 1,074,895.87, 1,483,311.82 and 584,867.40 is: 807,092.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,895.87 : 1,483,311.82 = 584,867.40 : x
  2. Step 2: Convert to fraction form
    1,074,895.87/1,483,311.82 = 584,867.40/x
  3. Step 3: Cross multiply
    1,074,895.87x = 1,483,311.82 × 584,867.40
  4. Step 4: Simplify right side
    1,074,895.87x = 867,540,722,382.22
  5. Step 5: Solve for x
    x = 867,540,722,382.22/1,074,895.87
  6. Step 6: Final answer
    x = 807,092.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.